svn commit: r299478 - in head/sys/arm64: arm64 include

[Andrew Turner]

Author: andrew
Date: Wed May 11 18:48:47 2016
New Revision: 299478
URL: https://svnweb.freebsd.org/changeset/base/299478

Log:
  Call busdma_swi from swi_vm as is done from other architectures.
  
  Obtained from:	ABT Systems Ltd
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/arm64/arm64/vm_machdep.c
  head/sys/arm64/include/md_var.h

Modified: head/sys/arm64/arm64/vm_machdep.c
==============================================================================
--- head/sys/arm64/arm64/vm_machdep.c	Wed May 11 18:20:02 2016	(r299477)
+++ head/sys/arm64/arm64/vm_machdep.c	Wed May 11 18:48:47 2016	(r299478)
@@ -44,6 +44,7 @@ __FBSDID("$FreeBSD$");
 
 #include <machine/armreg.h>
 #include <machine/cpu.h>
+#include <machine/md_var.h>
 #include <machine/pcb.h>
 #include <machine/frame.h>
 
@@ -256,5 +257,6 @@ void
 swi_vm(void *v)
 {
 
-	/* Nothing to do here - busdma bounce buffers are not implemented. */
+	if (busdma_swi_pending != 0)
+		busdma_swi();
 }

Modified: head/sys/arm64/include/md_var.h
==============================================================================
--- head/sys/arm64/include/md_var.h	Wed May 11 18:20:02 2016	(r299477)
+++ head/sys/arm64/include/md_var.h	Wed May 11 18:48:47 2016	(r299478)
@@ -41,6 +41,7 @@ extern int vm_page_dump_size;
 
 struct dumperinfo;
 
+extern int busdma_swi_pending;
 void busdma_swi(void);
 void dump_add_page(vm_paddr_t);
 void dump_drop_page(vm_paddr_t);